Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA: 234 [Rate centres in NPA 234] [Dial plan for NPA 234]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
234-455 A Richfield OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2025-11-01   
234-455 0 Richfield OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2025-11-01   
234-455 1 Richfield OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2025-11-01   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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